%File: JFA.tex
%Date: Mon Dec 30 22:19:50 2013 +0800


\subsection{JFA}

\begin{frame}{JFA}
  \begin{reference}{4mm}{85mm}
    Kenny, Patrick, et al, 2008,
    A study of interspeaker variability in speaker verification
  \end{reference}

  \begin{itemize}
    \item \textbf{Factor Analysis} is a statistical method to describe \textbf{variability}
      among observed variables and unobserved variables (factors).

    \item Joint Factor Analysis is a new Speaker Recognition method, taking
      Inter-Channel variability and inter-speaker variability into account.
  \end{itemize}
\end{frame}
